Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 10.68
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -10.30 -0.375 3.86
Prot (kg) -9.20 -0.441 4.06
Fertility Sub Index 11.11
Calving Interval (days) -6.70 -1.459 9.78
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.14
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 27.52

* Based on an €80/tonne carbon price